Home / 40,889,793.90-61,282,591.65-21,729,729.90

Finding the Fourth Proportional to 40,889,793.90, 61,282,591.65 and 21,729,729.90

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Solution

The fourth proportional to 40,889,793.90, 61,282,591.65 and 21,729,729.90 is: 32,566,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,889,793.90 : 61,282,591.65 = 21,729,729.90 : x
  2. Step 2: Convert to fraction form
    40,889,793.90/61,282,591.65 = 21,729,729.90/x
  3. Step 3: Cross multiply
    40,889,793.90x = 61,282,591.65 × 21,729,729.90
  4. Step 4: Simplify right side
    40,889,793.90x = 1,331,654,164,126,495.25
  5. Step 5: Solve for x
    x = 1,331,654,164,126,495.25/40,889,793.90
  6. Step 6: Final answer
    x = 32,566,908.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.